/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver 'cvc5 --incremental --print-success --lang smt' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 00:23:57,624 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 00:23:57,686 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-05 00:23:57,691 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 00:23:57,691 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 00:23:57,711 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 00:23:57,712 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 00:23:57,713 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 00:23:57,713 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 00:23:57,713 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 00:23:57,714 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 00:23:57,714 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 00:23:57,715 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 00:23:57,715 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 00:23:57,715 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 00:23:57,716 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 00:23:57,716 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 00:23:57,716 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 00:23:57,717 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 00:23:57,717 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 00:23:57,717 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 00:23:57,718 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 00:23:57,718 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 00:23:57,719 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 00:23:57,719 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 00:23:57,719 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 00:23:57,719 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 00:23:57,720 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 00:23:57,720 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 00:23:57,720 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 00:23:57,721 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 00:23:57,721 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 00:23:57,721 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 00:23:57,722 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 00:23:57,722 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 00:23:57,722 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 00:23:57,722 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 00:23:57,723 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 00:23:57,723 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 00:23:57,723 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 00:23:57,723 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 00:23:57,724 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc5 --incremental --print-success --lang smt [2024-11-05 00:23:58,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 00:23:58,071 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 00:23:58,074 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 00:23:58,077 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 00:23:58,078 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 00:23:58,079 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i [2024-11-05 00:23:59,779 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 00:24:00,154 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 00:24:00,155 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i [2024-11-05 00:24:00,187 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c9a0d6a1/7c03f0a37d454ce3a415e557c0e472c5/FLAG96784ec50 [2024-11-05 00:24:00,347 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c9a0d6a1/7c03f0a37d454ce3a415e557c0e472c5 [2024-11-05 00:24:00,351 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 00:24:00,354 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 00:24:00,356 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 00:24:00,356 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 00:24:00,362 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 00:24:00,363 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 12:24:00" (1/1) ... [2024-11-05 00:24:00,364 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@346f99c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:24:00, skipping insertion in model container [2024-11-05 00:24:00,365 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 12:24:00" (1/1) ... [2024-11-05 00:24:00,451 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 00:24:01,282 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 00:24:01,283 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 00:24:01,344 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 00:24:01,345 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 00:24:01,350 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 00:24:01,352 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 00:24:01,352 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 00:24:01,352 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 00:24:01,353 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 00:24:01,353 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 00:24:01,353 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 00:24:01,353 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 00:24:01,354 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 00:24:01,370 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i[115866,115879] [2024-11-05 00:24:01,446 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 00:24:01,447 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 00:24:01,475 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 00:24:01,573 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [3196] [2024-11-05 00:24:01,576 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [3204-3205] [2024-11-05 00:24:01,579 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [3242] [2024-11-05 00:24:01,582 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [3250] [2024-11-05 00:24:01,616 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" (data + i), "i" (1UL)); [3602-3603] [2024-11-05 00:24:01,630 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (uarg.i): "ebx"); [3692] [2024-11-05 00:24:01,631 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (uarg.i): "ebx"); [3695] [2024-11-05 00:24:01,631 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (uarg.i): "ebx"); [3698] [2024-11-05 00:24:01,631 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (uarg.i): "ebx"); [3701] [2024-11-05 00:24:01,631 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (uarg.i): "ebx"); [3704] [2024-11-05 00:24:01,634 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (uarg.i): "ebx"); [3715-3716] [2024-11-05 00:24:01,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (uarg.i): "ebx"); [3719-3720] [2024-11-05 00:24:01,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (uarg.i): "ebx"); [3723-3724] [2024-11-05 00:24:01,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (uarg.i): "ebx"); [3727-3728] [2024-11-05 00:24:01,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (uarg.i): "ebx"); [3731-3732] [2024-11-05 00:24:01,636 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" (uarg.i), "i" (4UL)); [3741-3742] [2024-11-05 00:24:01,640 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu___0), "=r" (__val_gu___0): "0" (uarg.i), "i" (4UL)); [3765-3766] [2024-11-05 00:24:01,642 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (uarg.i): "ebx"); [3786-3787] [2024-11-05 00:24:01,642 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (uarg.i): "ebx"); [3790-3791] [2024-11-05 00:24:01,642 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (uarg.i): "ebx"); [3794-3795] [2024-11-05 00:24:01,643 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (uarg.i): "ebx"); [3798-3799] [2024-11-05 00:24:01,643 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (uarg.i): "ebx"); [3802-3803] [2024-11-05 00:24:01,663 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i[115866,115879] [2024-11-05 00:24:01,669 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 00:24:01,731 INFO L204 MainTranslator]: Completed translation [2024-11-05 00:24:01,733 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:24:01 WrapperNode [2024-11-05 00:24:01,734 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 00:24:01,735 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 00:24:01,735 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 00:24:01,735 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 00:24:01,743 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:24:01" (1/1) ... [2024-11-05 00:24:01,777 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:24:01" (1/1) ... [2024-11-05 00:24:01,844 INFO L138 Inliner]: procedures = 110, calls = 323, calls flagged for inlining = 40, calls inlined = 37, statements flattened = 929 [2024-11-05 00:24:01,845 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 00:24:01,846 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 00:24:01,846 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 00:24:01,846 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 00:24:01,859 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:24:01" (1/1) ... [2024-11-05 00:24:01,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:24:01" (1/1) ... [2024-11-05 00:24:01,875 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:24:01" (1/1) ... [2024-11-05 00:24:01,924 INFO L175 MemorySlicer]: Split 104 memory accesses to 13 slices as follows [2, 2, 0, 9, 10, 1, 8, 3, 1, 1, 29, 12, 26]. 28 percent of accesses are in the largest equivalence class. The 24 initializations are split as follows [2, 0, 0, 0, 10, 0, 8, 3, 0, 1, 0, 0, 0]. The 71 writes are split as follows [0, 1, 0, 2, 0, 1, 0, 0, 0, 0, 29, 12, 26]. [2024-11-05 00:24:01,924 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:24:01" (1/1) ... [2024-11-05 00:24:01,925 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:24:01" (1/1) ... [2024-11-05 00:24:01,959 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:24:01" (1/1) ... [2024-11-05 00:24:01,965 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:24:01" (1/1) ... [2024-11-05 00:24:01,976 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:24:01" (1/1) ... [2024-11-05 00:24:01,984 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:24:01" (1/1) ... [2024-11-05 00:24:02,005 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 00:24:02,006 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 00:24:02,007 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 00:24:02,007 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 00:24:02,008 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:24:01" (1/1) ... [2024-11-05 00:24:02,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 00:24:02,024 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 00:24:02,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-05 00:24:02,057 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-05 00:24:02,084 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2024-11-05 00:24:02,084 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2024-11-05 00:24:02,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-05 00:24:02,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-05 00:24:02,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-05 00:24:02,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-05 00:24:02,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-05 00:24:02,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-05 00:24:02,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-05 00:24:02,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-05 00:24:02,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-05 00:24:02,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-05 00:24:02,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-05 00:24:02,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-11-05 00:24:02,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#12 [2024-11-05 00:24:02,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-05 00:24:02,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-05 00:24:02,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-05 00:24:02,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-05 00:24:02,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-05 00:24:02,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-05 00:24:02,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-05 00:24:02,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-05 00:24:02,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-05 00:24:02,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-05 00:24:02,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-05 00:24:02,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-05 00:24:02,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-05 00:24:02,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 00:24:02,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 00:24:02,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 00:24:02,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 00:24:02,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-05 00:24:02,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-05 00:24:02,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-05 00:24:02,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-05 00:24:02,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-05 00:24:02,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-05 00:24:02,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-05 00:24:02,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-05 00:24:02,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-05 00:24:02,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-05 00:24:02,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-05 00:24:02,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-05 00:24:02,092 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-05 00:24:02,092 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_disable_sw_wd_trg [2024-11-05 00:24:02,092 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_disable_sw_wd_trg [2024-11-05 00:24:02,092 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_reboot_notifier [2024-11-05 00:24:02,092 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_reboot_notifier [2024-11-05 00:24:02,092 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable_sw_wd_trg [2024-11-05 00:24:02,092 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable_sw_wd_trg [2024-11-05 00:24:02,092 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-11-05 00:24:02,092 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-11-05 00:24:02,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-05 00:24:02,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-05 00:24:02,093 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_write [2024-11-05 00:24:02,093 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_write [2024-11-05 00:24:02,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-05 00:24:02,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-05 00:24:02,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-05 00:24:02,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-05 00:24:02,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-05 00:24:02,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-05 00:24:02,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-05 00:24:02,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-05 00:24:02,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-05 00:24:02,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-05 00:24:02,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-05 00:24:02,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-11-05 00:24:02,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#12 [2024-11-05 00:24:02,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-05 00:24:02,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-05 00:24:02,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-05 00:24:02,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-05 00:24:02,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-05 00:24:02,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-05 00:24:02,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2024-11-05 00:24:02,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2024-11-05 00:24:02,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#8 [2024-11-05 00:24:02,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#9 [2024-11-05 00:24:02,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#10 [2024-11-05 00:24:02,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#11 [2024-11-05 00:24:02,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#12 [2024-11-05 00:24:02,098 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_disable [2024-11-05 00:24:02,098 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_disable [2024-11-05 00:24:02,098 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_disable_sw_wd_tren [2024-11-05 00:24:02,098 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_disable_sw_wd_tren [2024-11-05 00:24:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-05 00:24:02,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-05 00:24:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 00:24:02,099 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 00:24:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 00:24:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-05 00:24:02,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-05 00:24:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_refresh [2024-11-05 00:24:02,099 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_refresh [2024-11-05 00:24:02,099 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable_sw_wd_tren [2024-11-05 00:24:02,099 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable_sw_wd_tren [2024-11-05 00:24:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 00:24:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 00:24:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 00:24:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 00:24:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 00:24:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-05 00:24:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-05 00:24:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-05 00:24:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-05 00:24:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-05 00:24:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-05 00:24:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-05 00:24:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-05 00:24:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-05 00:24:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 00:24:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 00:24:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 00:24:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 00:24:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 00:24:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-05 00:24:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-05 00:24:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-05 00:24:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-05 00:24:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-05 00:24:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-05 00:24:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-05 00:24:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-05 00:24:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-05 00:24:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable [2024-11-05 00:24:02,103 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable [2024-11-05 00:24:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 00:24:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 00:24:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 00:24:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 00:24:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-05 00:24:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-05 00:24:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-05 00:24:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-05 00:24:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-05 00:24:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-05 00:24:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-05 00:24:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-05 00:24:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-11-05 00:24:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 00:24:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-05 00:24:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-05 00:24:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-05 00:24:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-05 00:24:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-05 00:24:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-05 00:24:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-05 00:24:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-05 00:24:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-05 00:24:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-05 00:24:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-05 00:24:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-05 00:24:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-05 00:24:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_enable_wden [2024-11-05 00:24:02,108 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_enable_wden [2024-11-05 00:24:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-05 00:24:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-05 00:24:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-05 00:24:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-05 00:24:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-05 00:24:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-05 00:24:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-05 00:24:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-05 00:24:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-05 00:24:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-05 00:24:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-05 00:24:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-05 00:24:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-05 00:24:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-05 00:24:02,112 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-05 00:24:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 00:24:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 00:24:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 00:24:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 00:24:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-05 00:24:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-05 00:24:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-05 00:24:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-05 00:24:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-05 00:24:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-05 00:24:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-05 00:24:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-05 00:24:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-05 00:24:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-05 00:24:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-05 00:24:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-05 00:24:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-05 00:24:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-05 00:24:02,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-05 00:24:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-05 00:24:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-05 00:24:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-05 00:24:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-05 00:24:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-05 00:24:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-05 00:24:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-05 00:24:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-05 00:24:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-05 00:24:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-05 00:24:02,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-05 00:24:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-05 00:24:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-05 00:24:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-05 00:24:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-05 00:24:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#8 [2024-11-05 00:24:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#9 [2024-11-05 00:24:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#10 [2024-11-05 00:24:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#11 [2024-11-05 00:24:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#12 [2024-11-05 00:24:02,115 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-05 00:24:02,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-05 00:24:02,116 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2024-11-05 00:24:02,116 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2024-11-05 00:24:02,116 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-05 00:24:02,116 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-05 00:24:02,116 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-05 00:24:02,116 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-05 00:24:02,116 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-05 00:24:02,116 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-05 00:24:02,116 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2024-11-05 00:24:02,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2024-11-05 00:24:02,117 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_swc_bank3 [2024-11-05 00:24:02,117 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_swc_bank3 [2024-11-05 00:24:02,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 00:24:02,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 00:24:02,117 INFO L130 BoogieDeclarations]: Found specification of procedure pc87413_programm_wdto [2024-11-05 00:24:02,117 INFO L138 BoogieDeclarations]: Found implementation of procedure pc87413_programm_wdto [2024-11-05 00:24:02,532 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 00:24:02,537 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 00:24:02,559 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-05 00:24:23,550 INFO L? ?]: Removed 378 outVars from TransFormulas that were not future-live. [2024-11-05 00:24:23,550 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 00:24:23,583 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 00:24:23,583 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-05 00:24:23,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 12:24:23 BoogieIcfgContainer [2024-11-05 00:24:23,584 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 00:24:23,590 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 00:24:23,590 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 00:24:23,596 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 00:24:23,596 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 12:24:00" (1/3) ... [2024-11-05 00:24:23,597 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@655e32f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 12:24:23, skipping insertion in model container [2024-11-05 00:24:23,598 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:24:01" (2/3) ... [2024-11-05 00:24:23,598 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@655e32f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 12:24:23, skipping insertion in model container [2024-11-05 00:24:23,598 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 12:24:23" (3/3) ... [2024-11-05 00:24:23,599 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--pc87413_wdt.ko-entry_point.cil.out.i [2024-11-05 00:24:23,619 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 00:24:23,619 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 00:24:23,725 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 00:24:23,736 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@21029c92, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 00:24:23,736 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 00:24:23,743 INFO L276 IsEmpty]: Start isEmpty. Operand has 388 states, 252 states have (on average 1.3253968253968254) internal successors, (334), 262 states have internal predecessors, (334), 108 states have call successors, (108), 27 states have call predecessors, (108), 26 states have return successors, (104), 104 states have call predecessors, (104), 104 states have call successors, (104) [2024-11-05 00:24:23,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-05 00:24:23,767 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 00:24:23,852 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 00:24:23,853 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 00:24:23,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 00:24:23,859 INFO L85 PathProgramCache]: Analyzing trace with hash -1528178393, now seen corresponding path program 1 times [2024-11-05 00:24:23,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 00:24:23,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [69416384] [2024-11-05 00:24:23,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 00:24:23,871 INFO L173 SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt [2024-11-05 00:24:23,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 [2024-11-05 00:24:23,880 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-05 00:24:23,888 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-05 00:24:24,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 00:24:24,575 INFO L255 TraceCheckSpWp]: Trace formula consists of 791 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 00:24:24,587 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 00:24:24,610 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-11-05 00:24:24,611 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 00:24:28,989 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-05 00:24:28,991 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 00:24:28,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [69416384] [2024-11-05 00:24:28,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [69416384] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 00:24:28,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 00:24:28,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-05 00:24:28,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718941570] [2024-11-05 00:24:28,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 00:24:28,999 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 00:24:29,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 00:24:29,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 00:24:29,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 00:24:29,030 INFO L87 Difference]: Start difference. First operand has 388 states, 252 states have (on average 1.3253968253968254) internal successors, (334), 262 states have internal predecessors, (334), 108 states have call successors, (108), 27 states have call predecessors, (108), 26 states have return successors, (104), 104 states have call predecessors, (104), 104 states have call successors, (104) Second operand has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-05 00:24:29,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 00:24:29,120 INFO L93 Difference]: Finished difference Result 771 states and 1097 transitions. [2024-11-05 00:24:29,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 00:24:29,123 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 136 [2024-11-05 00:24:29,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 00:24:29,136 INFO L225 Difference]: With dead ends: 771 [2024-11-05 00:24:29,136 INFO L226 Difference]: Without dead ends: 377 [2024-11-05 00:24:29,146 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 270 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 00:24:29,153 INFO L432 NwaCegarLoop]: 540 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 540 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-05 00:24:29,154 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 540 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 00:24:29,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2024-11-05 00:24:29,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 377. [2024-11-05 00:24:29,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 377 states, 247 states have (on average 1.2955465587044535) internal successors, (320), 251 states have internal predecessors, (320), 104 states have call successors, (104), 26 states have call predecessors, (104), 25 states have return successors, (103), 103 states have call predecessors, (103), 103 states have call successors, (103) [2024-11-05 00:24:29,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 527 transitions. [2024-11-05 00:24:29,257 INFO L78 Accepts]: Start accepts. Automaton has 377 states and 527 transitions. Word has length 136 [2024-11-05 00:24:29,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 00:24:29,258 INFO L471 AbstractCegarLoop]: Abstraction has 377 states and 527 transitions. [2024-11-05 00:24:29,259 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-05 00:24:29,259 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 527 transitions. [2024-11-05 00:24:29,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-05 00:24:29,265 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 00:24:29,265 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 00:24:29,275 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-05 00:24:29,471 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt [2024-11-05 00:24:29,472 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 00:24:29,472 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 00:24:29,473 INFO L85 PathProgramCache]: Analyzing trace with hash 165164335, now seen corresponding path program 1 times [2024-11-05 00:24:29,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 00:24:29,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [888325411] [2024-11-05 00:24:29,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 00:24:29,473 INFO L173 SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt [2024-11-05 00:24:29,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 [2024-11-05 00:24:29,477 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-05 00:24:29,479 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-05 00:24:30,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 00:24:30,636 INFO L255 TraceCheckSpWp]: Trace formula consists of 791 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-05 00:24:30,655 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 00:24:42,242 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2024-11-05 00:24:42,242 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 00:24:50,134 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2024-11-05 00:24:50,135 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 00:24:50,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [888325411] [2024-11-05 00:24:50,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [888325411] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 00:24:50,135 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 00:24:50,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 3 [2024-11-05 00:24:50,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496412712] [2024-11-05 00:24:50,136 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 00:24:50,139 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-05 00:24:50,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 00:24:50,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-05 00:24:50,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-05 00:24:50,141 INFO L87 Difference]: Start difference. First operand 377 states and 527 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-05 00:24:50,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 00:24:50,401 INFO L93 Difference]: Finished difference Result 726 states and 1016 transitions. [2024-11-05 00:24:50,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-05 00:24:50,409 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 136 [2024-11-05 00:24:50,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 00:24:50,424 INFO L225 Difference]: With dead ends: 726 [2024-11-05 00:24:50,424 INFO L226 Difference]: Without dead ends: 705 [2024-11-05 00:24:50,426 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 269 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-05 00:24:50,435 INFO L432 NwaCegarLoop]: 541 mSDtfsCounter, 449 mSDsluCounter, 487 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 449 SdHoareTripleChecker+Valid, 1028 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-05 00:24:50,436 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [449 Valid, 1028 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-05 00:24:50,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 705 states. [2024-11-05 00:24:50,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 705 to 705. [2024-11-05 00:24:50,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 705 states, 464 states have (on average 1.3060344827586208) internal successors, (606), 472 states have internal predecessors, (606), 191 states have call successors, (191), 50 states have call predecessors, (191), 49 states have return successors, (190), 190 states have call predecessors, (190), 190 states have call successors, (190) [2024-11-05 00:24:50,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 705 states and 987 transitions. [2024-11-05 00:24:50,588 INFO L78 Accepts]: Start accepts. Automaton has 705 states and 987 transitions. Word has length 136 [2024-11-05 00:24:50,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 00:24:50,595 INFO L471 AbstractCegarLoop]: Abstraction has 705 states and 987 transitions. [2024-11-05 00:24:50,595 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (29), 3 states have call predecessors, (29), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-05 00:24:50,595 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 987 transitions. [2024-11-05 00:24:50,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-05 00:24:50,656 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 00:24:50,659 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 00:24:50,663 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-05 00:24:50,859 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt [2024-11-05 00:24:50,861 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 00:24:50,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 00:24:50,863 INFO L85 PathProgramCache]: Analyzing trace with hash -938923187, now seen corresponding path program 1 times [2024-11-05 00:24:50,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 00:24:50,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [494845903] [2024-11-05 00:24:50,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 00:24:50,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt [2024-11-05 00:24:50,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 [2024-11-05 00:24:50,871 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-05 00:24:50,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-05 00:24:51,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 00:24:51,650 INFO L255 TraceCheckSpWp]: Trace formula consists of 1110 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-05 00:24:51,659 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 00:24:52,193 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2024-11-05 00:24:52,193 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 00:25:05,065 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2024-11-05 00:25:05,066 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 00:25:05,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [494845903] [2024-11-05 00:25:05,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [494845903] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 00:25:05,068 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 00:25:05,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-05 00:25:05,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173720688] [2024-11-05 00:25:05,069 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 00:25:05,072 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-05 00:25:05,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 00:25:05,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-05 00:25:05,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-05 00:25:05,074 INFO L87 Difference]: Start difference. First operand 705 states and 987 transitions. Second operand has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 2 states have call successors, (65), 2 states have call predecessors, (65), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2024-11-05 00:25:09,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-05 00:25:10,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 00:25:10,323 INFO L93 Difference]: Finished difference Result 1622 states and 2224 transitions. [2024-11-05 00:25:10,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-05 00:25:10,328 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 2 states have call successors, (65), 2 states have call predecessors, (65), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) Word has length 281 [2024-11-05 00:25:10,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 00:25:10,346 INFO L225 Difference]: With dead ends: 1622 [2024-11-05 00:25:10,347 INFO L226 Difference]: Without dead ends: 945 [2024-11-05 00:25:10,359 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 560 GetRequests, 559 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-05 00:25:10,364 INFO L432 NwaCegarLoop]: 545 mSDtfsCounter, 200 mSDsluCounter, 454 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 200 SdHoareTripleChecker+Valid, 999 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-05 00:25:10,365 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [200 Valid, 999 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 20 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2024-11-05 00:25:10,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 945 states. [2024-11-05 00:25:10,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 945 to 933. [2024-11-05 00:25:10,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 933 states, 616 states have (on average 1.2840909090909092) internal successors, (791), 629 states have internal predecessors, (791), 236 states have call successors, (236), 81 states have call predecessors, (236), 80 states have return successors, (235), 232 states have call predecessors, (235), 235 states have call successors, (235) [2024-11-05 00:25:10,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 933 states and 1262 transitions. [2024-11-05 00:25:10,509 INFO L78 Accepts]: Start accepts. Automaton has 933 states and 1262 transitions. Word has length 281 [2024-11-05 00:25:10,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 00:25:10,510 INFO L471 AbstractCegarLoop]: Abstraction has 933 states and 1262 transitions. [2024-11-05 00:25:10,511 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 2 states have call successors, (65), 2 states have call predecessors, (65), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2024-11-05 00:25:10,511 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1262 transitions. [2024-11-05 00:25:10,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2024-11-05 00:25:10,532 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 00:25:10,532 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 00:25:10,539 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-05 00:25:10,732 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt [2024-11-05 00:25:10,734 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 00:25:10,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 00:25:10,739 INFO L85 PathProgramCache]: Analyzing trace with hash 1617990503, now seen corresponding path program 1 times [2024-11-05 00:25:10,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 00:25:10,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1232653868] [2024-11-05 00:25:10,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 00:25:10,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt [2024-11-05 00:25:10,740 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 [2024-11-05 00:25:10,744 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-05 00:25:10,761 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-05 00:25:11,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 00:25:11,522 INFO L255 TraceCheckSpWp]: Trace formula consists of 1315 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-05 00:25:11,531 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 00:25:11,806 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 499 trivial. 0 not checked. [2024-11-05 00:25:11,807 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 00:25:28,595 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 499 trivial. 0 not checked. [2024-11-05 00:25:28,596 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 00:25:28,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1232653868] [2024-11-05 00:25:28,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1232653868] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 00:25:28,596 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 00:25:28,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-05 00:25:28,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042882027] [2024-11-05 00:25:28,597 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 00:25:28,597 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-05 00:25:28,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 00:25:28,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-05 00:25:28,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-05 00:25:28,599 INFO L87 Difference]: Start difference. First operand 933 states and 1262 transitions. Second operand has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 2 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (43), 1 states have call predecessors, (43), 1 states have call successors, (43) [2024-11-05 00:25:28,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 00:25:28,853 INFO L93 Difference]: Finished difference Result 947 states and 1276 transitions. [2024-11-05 00:25:28,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-05 00:25:28,854 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 2 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (43), 1 states have call predecessors, (43), 1 states have call successors, (43) Word has length 357 [2024-11-05 00:25:28,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 00:25:28,862 INFO L225 Difference]: With dead ends: 947 [2024-11-05 00:25:28,862 INFO L226 Difference]: Without dead ends: 942 [2024-11-05 00:25:28,863 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 712 GetRequests, 711 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-05 00:25:28,864 INFO L432 NwaCegarLoop]: 530 mSDtfsCounter, 522 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 522 SdHoareTripleChecker+Valid, 534 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-05 00:25:28,864 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [522 Valid, 534 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-05 00:25:28,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 942 states. [2024-11-05 00:25:28,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 942 to 935. [2024-11-05 00:25:28,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 935 states, 618 states have (on average 1.2831715210355987) internal successors, (793), 631 states have internal predecessors, (793), 236 states have call successors, (236), 81 states have call predecessors, (236), 80 states have return successors, (235), 232 states have call predecessors, (235), 235 states have call successors, (235) [2024-11-05 00:25:28,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 935 states and 1264 transitions. [2024-11-05 00:25:28,920 INFO L78 Accepts]: Start accepts. Automaton has 935 states and 1264 transitions. Word has length 357 [2024-11-05 00:25:28,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 00:25:28,922 INFO L471 AbstractCegarLoop]: Abstraction has 935 states and 1264 transitions. [2024-11-05 00:25:28,922 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 2 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (43), 1 states have call predecessors, (43), 1 states have call successors, (43) [2024-11-05 00:25:28,922 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1264 transitions. [2024-11-05 00:25:28,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2024-11-05 00:25:28,929 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 00:25:28,929 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 00:25:28,936 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-05 00:25:29,133 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt [2024-11-05 00:25:29,135 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 00:25:29,135 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 00:25:29,136 INFO L85 PathProgramCache]: Analyzing trace with hash 1675248805, now seen corresponding path program 1 times [2024-11-05 00:25:29,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 00:25:29,136 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [884104517] [2024-11-05 00:25:29,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 00:25:29,136 INFO L173 SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt [2024-11-05 00:25:29,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 [2024-11-05 00:25:29,138 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-05 00:25:29,141 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-05 00:25:29,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 00:25:30,026 WARN L253 TraceCheckSpWp]: Trace formula consists of 1313 conjuncts, 831 conjuncts are in the unsatisfiable core [2024-11-05 00:25:30,088 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 00:25:31,556 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-11-05 00:25:39,376 WARN L286 SmtUtils]: Spent 6.04s on a formula simplification. DAG size of input: 75 DAG size of output: 33 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-11-05 00:25:39,376 INFO L349 Elim1Store]: treesize reduction 231, result has 19.2 percent of original size [2024-11-05 00:25:39,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 5 case distinctions, treesize of input 21 treesize of output 60